Strong's H7406 · Hebrew

rekec

reh'-kes

from 7405; a mountain ridge (as of tied summits)

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H7406 [ רֶ֫כֶס ] dub.; perh. roughness (of ground; ? lit. binding , know ); or bound up, impeded, i.e. impassable ; or mountain- chain  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain